<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
 <script>
    let name ='haha'
    let age = 20;
    const obj = {
        name,
        age,
        getAddress(){
            console.log('jaja')
        }
    }
    console.log(obj)
 </script>
</body>
</html>